OpenTechnical

OT-2026-000014868

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000014868) never changes.

Identity and time

Publication numberOT-2026-000014868 · never reused
Internal UUID01a0ae6d-d094-78d2-818e-d09d55ede16c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014868
StatusPUBLIC

Content hashes

Canonical text6665472e8da5192e076c6b7c5756d497f60701836057a7c1eedf4412baa1fc93
Markdown993f6aaf23b25cb66d42880ca4b03ce981e10c5b7e2694c7e889685fed739a36
PDF
Publication pagee8da9ca9b76d8d42511ac95ff674e085753d958ee4bb9b14fb54eeaa8ac9d2f2
Manifest1db4524f6f593fbce1b3bec54439a4c4ed680e47104d5d24a787d780dfd1cbcf

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureRTYi7IA0k/DWGDjQz3upvebr6yaJMXh2nPkNCd+PQThghox6A90H20TRQGpthMWZkjPOAKkzZp7PkWqzps0oAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:06:47.360773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014868
observed e8da9ca9b76d8d42511ac95ff674e085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.342155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014868/manifest.json
observed 1db4524f6f593fbce1b3bec54439a4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.322194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014868/publication.md
observed 993f6aaf23b25cb66d42880ca4b03ce9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:47.302238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014868/publication.txt
observed 6665472e8da5192e076c6b7c5756d497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.